Kompass Vane Pump VQ25-22LLLD

06/24/2025

What should I do if the refrigeration compressor returns oil

During the operation of the system, the lubricating oil is discharged from the compressor along with the refrigerant, and returns to the compressor after the cycle.

07/30/2020

Avoid stepping on pits when buying air conditioners, just refer to these points!

Recently, as the temperature rises, some cities in the north have entered a continuous high temperature mode. The continuous high temperature has caused many people to complain: "The air conditioner makes my life a second spring"! The same goes for it, such a hot weather, it is really hard to imagine without air conditioning.

09/04/2020

How to choose air compressor lubricants correctly

Accurate selection of compressor oil for reasonable lubrication is an important measure to ensure the safe and stable operation of the compressor. Therefore, when selecting special lubricants for screw air compressors,

09/07/2020

The air consumption is 10m³, what size air compressor is equipped

The air consumption in the factory is about 10 cubic meters. What size air compressor is suitable? Can I just buy an air compressor? Do I need to purchase other equipment?

09/07/2020

The air compressor lubricant is not up to standard

Air compressor lubricating oil is of great significance to the normal operation of screw air compressors, and it has a great impact on the reliability, economy and service life of the air compressor.

06/14/2020

Danfoss cocuses on providing energy efficient, sustainable and smart refrigeration compressors for a varied range of commercial applications such as cold rooms

08/08/2020

How to prevent freezing of central air conditioning in winter

How to prevent freezing of central air conditioning in winter In winter, the temperature is getting lower and lower, even exaggeratedly saying that there is a feeling of freezing, so you should not hesitate to prepare for the cold.

09/05/2020

What is the effect of excessively high intake air temperature or low intake air pressure on the operation of the filter

1. Among the five filtration mechanisms of fiber filtration, only Brownian diffusion is positively affected by the increase in temperature. The increase in temperature increases the diffusion speed of particles and makes the filtration efficiency develop in the direction of improvement,

01/13/2021

Refrigerator compressor is hot and not cooling

Refrigerator compressor is hot and not cooling The structure of household refrigerator products is not complicated, generally composed of compressor, condenser, filter drier, capillary tube, evaporator and other important components connected into a loop器2䀀
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06/25/2020

Displacement compressor classification_Characteristics of displacement compressor

Positive displacement compressors are mainly divided into the following four types: screw compressors, piston compressors, rolling rotor compressors, and scroll compressors.